tests/cases/compiler/declarationEmitExpressionInExtends7.ts(1,30): error TS2304: Cannot find name 'SomeUndefinedFunction'.
tests/cases/compiler/declarationEmitExpressionInExtends7.ts(1,30): error TS4021: 'extends' clause of exported class has or is using private name 'SomeUndefinedFunction'.


==== tests/cases/compiler/declarationEmitExpressionInExtends7.ts (2 errors) ====
    export default class extends SomeUndefinedFunction {}
                                 ~~~~~~~~~~~~~~~~~~~~~
!!! error TS2304: Cannot find name 'SomeUndefinedFunction'.
                                 ~~~~~~~~~~~~~~~~~~~~~
!!! error TS4021: 'extends' clause of exported class has or is using private name 'SomeUndefinedFunction'.
    